- Swimming pool
- 24-hour front desk
- Non-smoking rooms
About this property
Comfortable Accommodations: Fairfield by Marriott Inn and Suites O Fallon IL in O'Fallon offers comfortable rooms with modern amenities. Guests enjoy free WiFi, air-conditioning, and private bathrooms. Leisure Facilities: The hotel features a fitness centre and an indoor swimming pool. Additional facilities include a 24-hour front desk and a breakfast provided by the property. Convenient Location: Located 9 km from MidAmerica St. Louis Airport, the hotel is near attractions such as the St. Louis Gateway Arch (27 km) and Laclede's Landing (26 km). Guests appreciate the friendly staff and excellent service.
Couples particularly like the location — they rated it 8.9 for a two-person trip.
Distance in property description is calculated using © OpenStreetMap
Most popular facilities
- Indoor swimming pool
- Non-smoking rooms
- Fitness centre

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Availability
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Guest reviews
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Guests who stayed here loved
- Sheree
United States“We did not eat breakfast because my appointment was early.” - Donna
United States“Breakfast was great. location was perfect for our visit.” - Tara
United States“The location of the hotel, the cleanliness, and the rooms were amazing. The beds were comfortable, and the front desk staff was friendly and knowledgeable.” - Bart
United States“Rooms were clean, staff was great, complimentary breakfast had enough variety to please my picky kids and the food was good. Vary pleased with our stay. We will be back.” - Jayme
United States“Breakfast was outstanding. Just incredibly wonderful. Driving or walking everything is so close. The fitness room and shower in the room, just wonderful. Heather on the evening shift was the nicest and most caring person. She couldn't do enough...” - Lynnsie
United States“Very clean, comfortable beds and breakfast was good.” - Joan
United States“The multiple charging stations built in were nice. The shower was very nice and was very clean. Loved the window shades. My sister was cold and tried to adjust the unit by the widow and was frustrated. I came back from my reunion, saw the really...” - Eugene
United States“Very quiet. Exceeded our expectations and excellent in every category. Very nice and accommodating staff” - Kacy
United States“Clean and courteous staff. Coffee available with good coffee creamer.” - Andrea
United States“The breakfast was great, everything was clean and tidy. They lady worked nonstop to clean and stock breakfast. The room was clean and fresh. The shower was wonderful. The bed was firm for both my husband and I. My son said it was good for him.”
Hotel surroundings
House rules
Child policies
Children of any age are welcome.
Children 12 years and above will be charged as adults at this property.
To see correct prices and occupancy information, please add the number of children in your group and their ages to your search.
Cot and extra bed policies
Cots and extra beds are not available at this property.





The fine print
Guests are required to show a photo identification and credit card upon check-in. Please note that all Special Requests are subject to availability and additional charges may apply.